Lantern



FIG. 1 is a left front perspective view of a lantern embodying my new design;

FIG. 2 is a front elevational view of the lantern;

FIG. 3 is a right side elevational view of the lantern;

FIG. 4 is a rear elevational view of the lantern;

FIG. 5 is a bottom plan view of the lantern; and

FIG. 6 is a top plan view of the lantern. 

The ornamental design for a lantern, substantially as shown. 